Sae and you have been dating for a long time, You two love each other, You two always go through ups and downs together, But..

Today is Sae's wedding day, But not with you. But with the girl his parents chose. Your relationship with him is not sanctioned by his parents because he has been arranged by another girl. You approach them both to congratulate them. He looked at you guiltily and you heard him muttering. "I'm sorry.."